Home / 9,941.78-14,916.45-4,103.30

Finding the Fourth Proportional to 9,941.78, 14,916.45 and 4,103.30

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Solution

The fourth proportional to 9,941.78, 14,916.45 and 4,103.30 is: 6,156.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,941.78 : 14,916.45 = 4,103.30 : x
  2. Step 2: Convert to fraction form
    9,941.78/14,916.45 = 4,103.30/x
  3. Step 3: Cross multiply
    9,941.78x = 14,916.45 × 4,103.30
  4. Step 4: Simplify right side
    9,941.78x = 61,206,669.29
  5. Step 5: Solve for x
    x = 61,206,669.29/9,941.78
  6. Step 6: Final answer
    x = 6,156.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.